Hydraulics and Fluid Mechanics in ME The loss of head due to friction in a pipe of uniform diameter in which a viscous flow is taking place, is (where RN = Reynold number) 1/RN 4/RN 16/RN 64/RN 1/RN 4/RN 16/RN 64/RN ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An ideal flow of any fluid must fulfill the following Pascal’ law Continuity equation Newton’s law of motion Newton’s law of viscosity Pascal’ law Continuity equation Newton’s law of motion Newton’s law of viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The boundary layer thickness at a distance of l m from the leading edge of a flat plate, kept at zero angle of incidence to the flow direction, is O.l cm. The velocity outside the boundary layer is 25 ml sec. The boundary layer thickness at a distance of 4 m is (Assume that boundary layer is entirely laminar) 0.10 cm 0.20 cm 0.40 cm 0.05 cm 0.10 cm 0.20 cm 0.40 cm 0.05 cm ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pitot tube is used to measure static pressure velocity at stagnation point stagnation pressure dynamic pressure static pressure velocity at stagnation point stagnation pressure dynamic pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The stress-strain relation of the Newtonian fluid is Hyperbolic Inverse type Parabolic Linear Hyperbolic Inverse type Parabolic Linear ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The center of pressure of a surface subjected to fluid pressure is the point on the surface at which gravitational force acis at which all hydraulic forces meet similar to metacentre on the surface at which resultant pres-sure acts on the surface at which gravitational force acis at which all hydraulic forces meet similar to metacentre on the surface at which resultant pres-sure acts ANSWER DOWNLOAD EXAMIANS APP